महाभारतः mahābhārataḥ - book-5, chapter-29, verse-21

अधीयीत ब्राह्मणोऽथो यजेत दद्यादियात्तीर्थमुख्यानि चैव ।
अध्यापयेद्याजयेच्चापि याज्यान्प्रतिग्रहान्वा विदितान्प्रतीच्छेत् ॥२१॥

21. adhīyīta brāhmaṇo'tho yajeta; dadyādiyāttīrthamukhyāni caiva ,
adhyāpayedyājayeccāpi yājyā;npratigrahānvā viditānpratīcchet.

21. adhīyīta brāhmaṇaḥ atho yajeta
dadyāt iyāt tīrthamukhyāni ca eva |
adhyāpayet yājayet ca api yājyān
pratigrahān vā viditān pratīcchet

21. A Brahmin should study, then perform Vedic rituals (yajña), give gifts (dāna), and proceed to the principal holy places. He should also teach, cause others to perform sacrifices, or accept known offerings.

Words meanings summery:

• अधीयीत (adhīyīta) - should study (he should study, he should learn)

• ब्राह्मणः (brāhmaṇaḥ) - a Brahmin (a Brahmin, a priest)

• अथो (atho) - then (then, moreover)

• यजेत (yajeta) - perform sacrifices (yajña) (he should sacrifice, he should worship)

• दद्यात् (dadyāt) - give gifts (dāna) (he should give)

• इयात् (iyāt) - proceed (he should go)

• तीर्थमुख्यानि (tīrthamukhyāni) - principal holy places (principal holy places, chief fords)

• च (ca) - and (and, also)

• एव (eva) - only, indeed, just

• अध्यापयेत् (adhyāpayet) - should teach (he should teach, he should cause to study)

• याजयेत् (yājayet) - cause others to perform sacrifices (he should cause to sacrifice, he should officiate at a sacrifice)

• च (ca) - also (and, also)

• अपि (api) - even, also

• याज्यान् (yājyān) - others (for whom sacrifices are performed) (those for whom one sacrifices, eligible sacrificers)

• प्रतिग्रहान् (pratigrahān) - offerings (offerings, gifts, acceptance)

• वा (vā) - or

• विदितान् (viditān) - known (known, understood, perceived)

• प्रतीच्छेत् (pratīcchet) - accept (he should accept, he should receive)

Words meanings and morphology

अधीयीत (adhīyīta) - should study (he should study, he should learn)

(verb)

3rd person , singular, middle, optative (liṅ) of adhī

Prefix: adhi

Root: i (class 2)

ब्राह्मणः (brāhmaṇaḥ) - a Brahmin (a Brahmin, a priest)

(noun)

Nominative, masculine, singular of brāhmaṇa

brāhmaṇa - a Brahmin, a priest, belonging to Brahmā or the Brahmins

अथो (atho) - then (then, moreover)

(indeclinable)

यजेत (yajeta) - perform sacrifices (yajña) (he should sacrifice, he should worship)

(verb)

3rd person , singular, middle, optative (liṅ) of yaj

Root: yaj (class 1)

दद्यात् (dadyāt) - give gifts (dāna) (he should give)

(verb)

3rd person , singular, active, optative (liṅ) of dā

Root: dā (class 3)

इयात् (iyāt) - proceed (he should go)

(verb)

3rd person , singular, active, optative (liṅ) of i

Root: i (class 2)

तीर्थमुख्यानि (tīrthamukhyāni) - principal holy places (principal holy places, chief fords)

(noun)

Accusative, neuter, plural of tīrthamukhya

tīrthamukhya - chief sacred places, principal places of pilgrimage

Compound type : tatpuruṣa (tīrtha+mukhya)

• tīrtha – a ford, a sacred bathing place, a holy place, a guru
  noun (neuter)
  Root: tṛ (class 1)
• mukhya – chief, principal, foremost, primary
  adjective (masculine)

च (ca) - and (and, also)

(indeclinable)

एव (eva) - only, indeed, just

(indeclinable)

अध्यापयेत् (adhyāpayet) - should teach (he should teach, he should cause to study)

(verb)

3rd person , singular, active, optative (liṅ) of adhyāpaya

causative

Causative of adhi-i (to study)

Prefixes: adhi+ā

Root: i (class 2)

याजयेत् (yājayet) - cause others to perform sacrifices (he should cause to sacrifice, he should officiate at a sacrifice)

(verb)

3rd person , singular, active, optative (liṅ) of yājay

causative

Causative of yaj (to sacrifice)

Root: yaj (class 1)

च (ca) - also (and, also)

(indeclinable)

अपि (api) - even, also

(indeclinable)

याज्यान् (yājyān) - others (for whom sacrifices are performed) (those for whom one sacrifices, eligible sacrificers)

(noun)

Accusative, masculine, plural of yājya

yājya - one for whom sacrifices are performed; a sacrificer; fit to be worshipped

gerundive (kṛtya)

From yaj + ṇyaT affix

Root: yaj (class 1)

प्रतिग्रहान् (pratigrahān) - offerings (offerings, gifts, acceptance)

(noun)

Accusative, masculine, plural of pratigraha

pratigraha - acceptance, reception, gift, offering

Prefix: prati

Root: grah (class 9)

वा (vā) - or

(indeclinable)

विदितान् (viditān) - known (known, understood, perceived)

(adjective)

Accusative, masculine, plural of vidita

vidita - known, understood, learnt, perceived

past passive participle

Root: vid (class 2)

प्रतीच्छेत् (pratīcchet) - accept (he should accept, he should receive)

(verb)

3rd person , singular, active, optative (liṅ) of pratīcch

Prefix: prati

Root: icch (class 1)